<template>
  <el-tabs
    v-model="editableTabsValue"
    closable
    @tab-remove="removeTab"
    @tab-click="clickTab"
  >
    <el-tab-pane
      v-for="item in editableTabs"
      :key="item.name"
      :label="item.title"
      :name="item.name"
    >
    </el-tab-pane>
  </el-tabs>
</template>

<script>
export default {
  name: "Tabs",
  data() {
    return {
      // editableTabsValue: this.$store.state.menus.editableTabsValue,
      // editableTabs: this.$store.state.menus.editableTabs,
    };
  },
  computed: {
    editableTabsValue: {
      get() {
        return this.$store.state.menus.editableTabsValue;
      },
      set(val) {
        this.$store.state.menus.editableTabsValue = val;
      },
    },
    editableTabs: {
      get() {
        return this.$store.state.menus.editableTabs;
      },
      set(val) {
        this.$store.state.menus.editableTabs = val;
      },
    },
  },
  methods: {
    removeTab(targetName) {
      let tabs = this.editableTabs;
      let activeName = this.editableTabsValue;
      if(targetName === "Index")return;//保留至少一个首页标签
      if (activeName === targetName) {
        tabs.forEach((tab, index) => {
          if (tab.name === targetName) {
            let nextTab = tabs[index + 1] || tabs[index - 1];
            if (nextTab) {
              activeName = nextTab.name;
            }
          }
        });
      }
      this.editableTabsValue = activeName;
      this.editableTabs = tabs.filter((tab) => tab.name !== targetName);
      this.$router.push({name: activeName})
    },
    clickTab(targetName){
        // console.log(targetName.name)
        this.$router.push({name: targetName.name})
    }
  },
};
</script>

<style>
</style>